for json compilation database report, fix pch file replace problem and replace relative path to absolute path in compile command

lib/xcpretty/reporters/json_compilation_database.rb

@@ -18,24 +18,100 @@ def initialize(options)
  @pch_path = nil
  @current_file = nil
  @current_path = nil
+ @cd_path = nil
+ @all_pch_list = []
  end
 
  def format_process_pch_command(file_path)
  @pch_path = file_path
+ # Processing relative path in pch command
+ cd_path_list = @cd_path.split('/')
+ pch_path_list = @pch_path.split(" ")
+ # Replace relative path with absolute path in pch command
+ tmp_pch_path_list = []
+ for pch_path_list_one in pch_path_list
+ if pch_path_list_one.index(/\.\./)
+ cd_path_list_length = cd_path_list.length
+ tmp_path_list = cd_path_list[0, cd_path_list_length-1]
+ tmp_path = tmp_path_list.join("/")
+ tmp_path = tmp_path + "/"
+ pch_path_list_one = pch_path_list_one.sub(/([^\/])\.\.\//, "\\1#{tmp_path}")
+ if pch_path_list_one.start_with?("\.\.")
+ pch_path_list_one = pch_path_list_one.sub(/\.\.\//, "#{tmp_path}")
+ end
+ end
+ if pch_path_list_one.index(/-[I|F][a-z|A-Z]/)
+ tmp_path = @cd_path
+ tmp_path = tmp_path + "/"
+ pch_path_list_one.insert(2, tmp_path)
+ end
+ tmp_pch_path_list.push(pch_path_list_one)
+ end
+ # @pch_path = pch_path_list.join(" ")
+ @pch_path = tmp_pch_path_list.join(" ")
+ # Get pch_list
+ if file_path
+ @all_pch_list.push(@pch_path)
+ end
  end
 
  def format_compile(file_name, file_path)
  @current_file = file_name
  @current_path = file_path
  end
 
+ # obtain cd path
+ def format_shell_command(command, arguments)
+ if command.index("cd")
+ @cd_command = command
+ @cd_path = arguments
+ end
+ end
+
  def format_compile_command(compiler_command, file_path)
  directory = file_path.gsub("#{@current_path}", '').gsub(/\/$/, '')
  directory = '/' if directory.empty?
-
  cmd = compiler_command
- cmd = cmd.gsub(/(\-include)\s.*\.pch/, "\\1 #{@pch_path}") if @pch_path
 
+ # Replace relative path with absolute path in command
+ cd_path_list = @cd_path.split('/')
+ cmd_list = cmd.split(" ")
+ tmp_cmd_list = []
+ for cmd_list_one in cmd_list
+ if cmd_list_one.index("\.\.")
+ # process the situation of (-I../ et al.)
+ cd_path_list_length = cd_path_list.length
+ tmp_path_list = cd_path_list[0, cd_path_list_length-1]
+ tmp_path = tmp_path_list.join("/")
+ tmp_path = tmp_path + "/"
+ cmd_list_one = cmd_list_one.sub(/([^\/])\.\.\//, "\\1#{tmp_path}")
+ # process the situation of (-iqoute ../)
+ if cmd_list_one.start_with?("\.\.")
+ cmd_list_one = cmd_list_one.sub(/\.\.\//, "#{tmp_path}")
+ end
+ end
+ # Dealing with the relative path problem of subproject
+ if cmd_list_one.index(/-[I|F][a-z|A-Z]/)
+ tmp_path = @cd_path
+ tmp_path = tmp_path + "/"
+ cmd_list_one.insert(2, tmp_path)
+ end
+ tmp_cmd_list.push(cmd_list_one)
+ end
+ cmd = tmp_cmd_list.join(" ")
+
+ # @pch_path replacement chaos problem
+ cmd.gsub(/\-include\s(.*\.pch)/, "\$1")
+ tmp_pch_path = $1
+ i = @all_pch_list.length - 1
+ while i >= 0 do
+ if @all_pch_list.at(i) and tmp_pch_path
+ if @all_pch_list.at(i).include? tmp_pch_path
+ cmd = cmd.gsub(/(\-include)\s.*\.pch/, "\\1 #{@all_pch_list.at(i)}") if @all_pch_list.at(i)
+ end
+ end
+ i = i - 1
+ end
  @compilation_units << {command: cmd,
  file: @current_path,
  directory: directory}